*SUPPORT*
IN: tufa OUT: PINK
IN: dax wif tufa kiki gazzer wif gazzer wif OUT: GREEN GREEN RED GREEN PINK PINK
IN: wif lug fep gazzer wif OUT: GREEN YELLOW GREEN
IN: wif tufa kiki gazzer wif gazzer fep OUT: YELLOW GREEN GREEN PINK PINK
IN: fep kiki OUT: YELLOW YELLOW
IN: tufa fep OUT: PINK YELLOW
IN: wif lug wif OUT: GREEN GREEN
IN: fep dax kiki OUT: YELLOW RED RED
IN: dax fep lug tufa gazzer dax OUT: RED RED PINK YELLOW
IN: fep OUT: YELLOW
IN: tufa wif dax dax OUT: PINK GREEN RED RED
IN: tufa lug dax OUT: RED PINK
IN: fep tufa dax lug dax OUT: YELLOW PINK RED RED
IN: wif gazzer wif OUT: GREEN GREEN

*QUERY*
IN: wif OUT: GREEN
IN: dax OUT: RED
IN: fep dax OUT: YELLOW RED
IN: tufa wif kiki gazzer wif OUT: GREEN PINK GREEN GREEN
IN: dax wif lug wif gazzer wif OUT: GREEN RED GREEN GREEN
IN: wif fep fep dax kiki OUT: GREEN YELLOW YELLOW RED RED
IN: tufa tufa gazzer dax OUT: RED PINK PINK
IN: tufa kiki OUT: PINK PINK
IN: dax kiki OUT: RED RED
IN: wif kiki OUT: GREEN GREEN

*GRAMMAR*
fep -> YELLOW 
 dax -> RED 
 wif -> GREEN 
 tufa -> PINK 
 u1 kiki -> [u1] [u1] 
 x1 gazzer u1 -> [u1] [x1] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 